About: http://webisa.webdatacommons.org/231532449

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	It explains not only the working of engines, refrigerators and other equipments used in our daily life, but also highly advanced theories like big bang, expansion of universe, heat death etc.
http://www.w3.org/ns/prov#wasQuotedFrom	brighthubengineering.com